hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Jimmy Xiang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-7092) RegionServer OOM related to onlineregions
Date Mon, 05 Nov 2012 18:44:12 GMT

    [ https://issues.apache.org/jira/browse/HBASE-7092?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13490810#comment-13490810
] 

Jimmy Xiang commented on HBASE-7092:
------------------------------------

I got the same issue with jdk 1.6.  So it is not a jdk issue.  Uploaded the head-dump image
shows it may related to onlineregions.
                
> RegionServer OOM related to onlineregions
> -----------------------------------------
>
>                 Key: HBASE-7092
>                 URL: https://issues.apache.org/jira/browse/HBASE-7092
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>             Fix For: 0.96.0
>
>         Attachments: heap-dump.png
>
>
> One instance of "java.util.concurrent.ConcurrentHashMap" loaded by "<system class
loader>" occupies 3,972,154,848 (92.88%) bytes. The instance is referenced by org.apache.hadoop.hbase.regionserver.HRegionServer
@ 0x7038d3798 , loaded by "sun.misc.Launcher$AppClassLoader @ 0x703994668". The memory is
accumulated in one instance of "java.util.concurrent.ConcurrentHashMap$Segment[]" loaded by
"<system class loader>".
> Keywords
> sun.misc.Launcher$AppClassLoader @ 0x703994668
> java.util.concurrent.ConcurrentHashMap
> java.util.concurrent.ConcurrentHashMap$Segment[]

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Mime
View raw message